[INFO] updating cached repository https://github.com/bantic/toy-rust-sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4f4deef0921fad265995b8aae6bb103e8e3c20d
[INFO] testing bantic/toy-rust-sudoku against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Ftoy-rust-sudoku" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bantic/toy-rust-sudoku on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bantic/toy-rust-sudoku
[INFO] finished tweaking git repo https://github.com/bantic/toy-rust-sudoku
[INFO] tweaked toml for git repo https://github.com/bantic/toy-rust-sudoku written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/bantic/toy-rust-sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-11/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1f77a92faf2dcb547be59432de74c1880b35197963d85a81246f6ae28635703
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a1f77a92faf2dcb547be59432de74c1880b35197963d85a81246f6ae28635703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1f77a92faf2dcb547be59432de74c1880b35197963d85a81246f6ae28635703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f77a92faf2dcb547be59432de74c1880b35197963d85a81246f6ae28635703", kill_on_drop: false }`
[INFO] [stdout] a1f77a92faf2dcb547be59432de74c1880b35197963d85a81246f6ae28635703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c283922405ff96b10dd86acd82589bc6500f85c5473587e1b00402accf9c7ba2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c283922405ff96b10dd86acd82589bc6500f85c5473587e1b00402accf9c7ba2", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]    Compiling toy-rust-sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `sdl2::render::Renderer`
[INFO] [stdout]  --> src/render.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::render::{Renderer};
[INFO] [stdout]   |                    ^^^^^^^^ no `Renderer` in `render`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/render.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sdl2::rect::{Rect,Point};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/render.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |         for r in (0..rows) {
[INFO] [stdout]    |                  ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/render.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |             for c in (0..cols) {
[INFO] [stdout]    |                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `renderer` found for struct `sdl2::video::Window` in the current scope
[INFO] [stdout]   --> src/main.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let renderer = window.renderer()
[INFO] [stdout]    |                           ^^^^^^^^ method not found in `sdl2::video::Window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_unwrap` found for struct `sdl2::rect::Rect` in the current scope
[INFO] [stdout]    --> src/render.rs:111:41
[INFO] [stdout]     |
[INFO] [stdout] 111 |           self.renderer.fill_rect(Rect::new_unwrap(x, y, width, border_width));
[INFO] [stdout]     |                                         ^^^^^^^^^^ function or associated item not found in `sdl2::rect::Rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_unwrap` found for struct `sdl2::rect::Rect` in the current scope
[INFO] [stdout]    --> src/render.rs:112:41
[INFO] [stdout]     |
[INFO] [stdout] 112 |           self.renderer.fill_rect(Rect::new_unwrap(x, y, border_width, height));
[INFO] [stdout]     |                                         ^^^^^^^^^^ function or associated item not found in `sdl2::rect::Rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_unwrap` found for struct `sdl2::rect::Rect` in the current scope
[INFO] [stdout]    --> src/render.rs:113:41
[INFO] [stdout]     |
[INFO] [stdout] 113 |           self.renderer.fill_rect(Rect::new_unwrap(x+iwidth-iborder_width, y,
[INFO] [stdout]     |                                         ^^^^^^^^^^ function or associated item not found in `sdl2::rect::Rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_unwrap` found for struct `sdl2::rect::Rect` in the current scope
[INFO] [stdout]    --> src/render.rs:115:41
[INFO] [stdout]     |
[INFO] [stdout] 115 |           self.renderer.fill_rect(Rect::new_unwrap(x,y+iheight-iborder_width,
[INFO] [stdout]     |                                         ^^^^^^^^^^ function or associated item not found in `sdl2::rect::Rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_unwrap` found for struct `sdl2::rect::Rect` in the current scope
[INFO] [stdout]    --> src/render.rs:141:37
[INFO] [stdout]     |
[INFO] [stdout] 141 |       self.renderer.fill_rect(Rect::new_unwrap(x, y, width, border_width));
[INFO] [stdout]     |                                     ^^^^^^^^^^ function or associated item not found in `sdl2::rect::Rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_unwrap` found for struct `sdl2::rect::Rect` in the current scope
[INFO] [stdout]    --> src/render.rs:142:37
[INFO] [stdout]     |
[INFO] [stdout] 142 |       self.renderer.fill_rect(Rect::new_unwrap(x, y, border_width, height));
[INFO] [stdout]     |                                     ^^^^^^^^^^ function or associated item not found in `sdl2::rect::Rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_unwrap` found for struct `sdl2::rect::Rect` in the current scope
[INFO] [stdout]    --> src/render.rs:143:37
[INFO] [stdout]     |
[INFO] [stdout] 143 |       self.renderer.fill_rect(Rect::new_unwrap(x+iwidth-iborder_width, y,
[INFO] [stdout]     |                                     ^^^^^^^^^^ function or associated item not found in `sdl2::rect::Rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_unwrap` found for struct `sdl2::rect::Rect` in the current scope
[INFO] [stdout]    --> src/render.rs:145:37
[INFO] [stdout]     |
[INFO] [stdout] 145 |       self.renderer.fill_rect(Rect::new_unwrap(x,y+iheight-iborder_width,
[INFO] [stdout]     |                                     ^^^^^^^^^^ function or associated item not found in `sdl2::rect::Rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `toy-rust-sudoku`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c283922405ff96b10dd86acd82589bc6500f85c5473587e1b00402accf9c7ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c283922405ff96b10dd86acd82589bc6500f85c5473587e1b00402accf9c7ba2", kill_on_drop: false }`
[INFO] [stdout] c283922405ff96b10dd86acd82589bc6500f85c5473587e1b00402accf9c7ba2